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San Diego

$172+ Cheap flights from Lehigh Valley to San Diego (SAN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/16. Fares are subject to change and may not be available on all flights or dates of travel.
ABE — SAN
Nov 30 — Dec 71
Sun 11/30
Sun 12/7
1 adult, Economy
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Find flight deals from Lehigh Valley to San Diego

Cheapest flights from Lehigh Valley to San Diego
Explore the most affordable flight options available from Lehigh Valley to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 31, 2025.

This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:23 pmABE - SAN
1 stop9h 12mDelta
Wed 12/106:15 amSAN - ABE
1 stop7h 23mDelta
Deal found 10/30$309
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:22 pmABE - SAN
1 stop8h 08mUnited Airlines
Wed 12/108:40 pmSAN - ABE
2 stops12h 12mUnited Airlines
Deal found 10/30$348
This United Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:32 amABE - SAN
1 stop7h 59mUnited Airlines
Sat 11/87:50 pmSAN - ABE
2 stops12h 58mUnited Airlines
Deal found 10/28$382
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:23 pmABE - SAN
1 stop9h 12mDelta
Fri 12/126:15 amSAN - ABE
1 stop7h 59mDelta
Deal found 10/29$384
This Delta deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 pmABE - SAN
1 stop8h 43mDelta
Tue 11/1812:16 pmSAN - ABE
1 stop6h 56mDelta
Deal found 10/30$385
This United Airlines deal was found by Cheapflights users on 10/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:22 pmABE - SAN
1 stop7h 58mUnited Airlines
Tue 11/187:50 pmSAN - ABE
2 stops12h 58mUnited Airlines
Deal found 10/30$390
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/116:10 amABE - SAN
2 stops11h 06mAmerican Airlines
Sun 12/146:15 amSAN - ABE
1 stop7h 29mAmerican Airlines
Deal found 10/29$395
This Delta deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:25 amABE - SAN
2 stops19h 30mDelta
Wed 12/106:15 amSAN - ABE
1 stop7h 23mDelta
Deal found 10/29$398
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/66:16 amABE - SAN
1 stop10h 33mAmerican Airlines
Wed 12/312:43 pmSAN - ABE
1 stop7h 15mAmerican Airlines
Deal found 10/29$406

Cheap flight deals from Lehigh Valley to San Diego

Keep the following information in mind while searching for Lehigh Valley to San Diego flight deals. Data was last updated October 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

One-way from

$172
(American Airlines)

Popular in

December

Cheapest in

March

Average price

$599
Provider with most accurate pricing for Allentown-Bethlehem-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for Allentown-Bethlehem-San Diego flights.
Search Deals
From Lehigh Valley to San Diego
Search Deals
One-way flight from Lehigh Valley to San Diego
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Lehigh Valley to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 31, 2025.
Use the filters below to find and compare flights from Lehigh Valley to San Diego that are best for you.

Fly from

Lehigh Valley

Fly to

San Diego

Route

Depart

Return

Price

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Wed 12/3

5:23 pm-11:35 pm

1 stop9h 12m

San Diego

Sat 12/13

11:05 am-10:11 pm

1 stop8h 06m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sat 2/21

5:40 pm-11:11 pm

1 stop8h 31m

San Diego

Wed 2/25

11:00 am-10:52 pm

1 stop8h 52m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Wed 12/3

5:23 pm-11:35 pm

1 stop9h 12m

San Diego

Wed 12/10

6:15 am-4:38 pm

1 stop7h 23m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sat 12/6

6:00 pm-11:35 pm

1 stop8h 35m

San Diego

Sat 12/13

11:05 am-10:11 pm

1 stop8h 06m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Wed 12/3

5:23 pm-11:35 pm

1 stop9h 12m

San Diego

Thu 12/11

11:05 am-10:11 pm

1 stop8h 06m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sat 12/6

12:54 pm-6:18 pm

1 stop8h 24m

San Diego

Tue 12/9

11:05 am-10:11 pm

1 stop8h 06m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Sat 12/6

6:25 am-1:02 pm

1 stop9h 37m

San Diego

Wed 12/10

6:15 am-4:38 pm

1 stop7h 23m

$309

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Fri 11/14

6:00 pm-11:43 pm

1 stop8h 43m

San Diego

Tue 11/18

12:16 pm-10:12 pm

1 stop6h 56m

$385

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Wed 12/3

5:23 pm-11:35 pm

1 stop9h 12m

San Diego

Fri 12/12

6:20 am-10:11 pm

2 stops12h 51m

$388

AllentownSan Diego

ABE - SAN

ABESAN

Allentown-Bethlehem

Thu 12/4

12:54 pm-6:18 pm

1 stop8h 24m

San Diego

Fri 12/12

6:20 am-10:11 pm

2 stops12h 51m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 18 results
1
2

Best time to book a flight from Lehigh Valley to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from Lehigh Valley with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Lehigh Valley to San Diego

What is the cheapest month to book a flight from Lehigh Valley to San Diego?

Currently, August is the cheapest month in which you can book a flight from Lehigh Valley to San Diego (average of $118). Flying from Lehigh Valley to San Diego in November is currently the most expensive (average of $420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YGE to SAN?

Find hourly flight availability from Lehigh Valley to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 31, 2025.

One of the essential ways to save on airfare from Lehigh Valley to San Diego is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 69% on airfare.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated October 31, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Lehigh Valley to San Diego have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,998 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,035 reviews
Delta
7.9
Good
7,998 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Lehigh Valley to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Lehigh Valley?

    Most people fly into San Diego (SAN) if they book a flight to San Diego from Lehigh Valley. San Diego is conveniently located just 2.6 mi from San Diego’s city center.

  • How long is the flight from Lehigh Valley to San Diego?

    Airlines like Delta fly from Lehigh Valley to San Diego in about 9h 12m. The time it takes to get you to your destination can typically vary by up to . Airlines will cover a distance of 2353 mi.

  • Can I find deals for flights from Lehigh Valley to San Diego that include hotel bookings?

    Yes. In addition to deals on Lehigh Valley to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Lehigh Valley to San Diego?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Lehigh Valley to San Diego.

  • Can I find deals for business class flights from Lehigh Valley to San Diego?

    Yes. Cheapflights offers flight deals from Lehigh Valley to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Lehigh Valley to San Diego?

    Currently, August is the cheapest month in which you can book a flight from Lehigh Valley to San Diego (average of $118). Flying from Lehigh Valley to San Diego in November is currently the most expensive (average of $420). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
Chula Vista
Coronado
La Mesa
Poway
Lemon Grove
National City

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Alternative routes for Lehigh Valley to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Lehigh Valley to San Diego

Discover the top 3 airlines that operate flights from Lehigh Valley to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$283Average$406FlexibilityNo cancel feeOn-time69%
DeltaCheapest$308Average$477FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$361Average$537FlexibilityNo cancel feeOn-time71%

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